Home / 140,736.57-211,023.93-43,337.91

Finding the Fourth Proportional to 140,736.57, 211,023.93 and 43,337.91

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Solution

The fourth proportional to 140,736.57, 211,023.93 and 43,337.91 is: 64,981.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,736.57 : 211,023.93 = 43,337.91 : x
  2. Step 2: Convert to fraction form
    140,736.57/211,023.93 = 43,337.91/x
  3. Step 3: Cross multiply
    140,736.57x = 211,023.93 × 43,337.91
  4. Step 4: Simplify right side
    140,736.57x = 9,145,336,086.19
  5. Step 5: Solve for x
    x = 9,145,336,086.19/140,736.57
  6. Step 6: Final answer
    x = 64,981.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.